/*
 *  Copyright 2008-2010 the original author or authors.
 * 
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 * 
 *       http://www.apache.org/licenses/LICENSE-2.0
 * 
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *  under the License.
 */
package org.openaecfm.spf.io.product;

import org.openaecfm.model.kernel.Root;
import org.openaecfm.model.product.ElementQuantity;
import org.openaecfm.model.quantity.PhysicalQuantity;
import org.openaecfm.spf.io.AbstractEntityInstanceInputImpl;
import org.openaecfm.spf.io.IAppDataManager;
import org.openaecfm.spf.io.IEntityInstanceOutput;
import org.openaecfm.spf.io.IEntityInstanceUtilInput;
import org.openaecfm.spf.io.IEntityInstanceUtilOutput;
import org.openaecfm.spf.model.DollarParameter;
import org.openaecfm.spf.model.EntityInstance;
import org.openaecfm.spf.model.EntityInstanceNameParameter;
import org.openaecfm.spf.model.ListParameter;
import org.openaecfm.spf.model.NodeType;
import org.openaecfm.spf.model.Parameter;
import org.openaecfm.spf.model.SimpleEntityInstance;
import org.openaecfm.spf.model.StringParameter;

public final class ElementQuantityIO extends
		AbstractEntityInstanceInputImpl<ElementQuantity> implements
		IEntityInstanceOutput<ElementQuantity> {
	private IEntityInstanceUtilInput<Root> utilInput;
	private IEntityInstanceUtilOutput<Root> utilOutput;

	public void setUtilOutput(IEntityInstanceUtilOutput<Root> utilOutput) {
		this.utilOutput = utilOutput;
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public String exportSPF(ElementQuantity pojo, IAppDataManager appDataManager) {
		SimpleEntityInstance ei = new SimpleEntityInstance(
				"IFCELEMENTQUANTITY", appDataManager.getName(pojo));

		utilOutput.exportSPF(pojo, ei, appDataManager);

		// Set MethodOfMeasurement
		if (pojo.getMethodOfMeasurement() == null) {
			ei.addParameter(DollarParameter.getInstance());
		} else {
			ei.addParameter(new StringParameter(pojo.getMethodOfMeasurement(),
					StringParameter.UTF_8));
		}

		// Set Quantities
		ListParameter q = new ListParameter();
		for (PhysicalQuantity pq : pojo.getQuantities()) {
			q.add(new EntityInstanceNameParameter(appDataManager
					.getName(pq)));
		}
		ei.addParameter(q);

		return ei.toString();
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	protected ElementQuantity doCreateObject() {
		return new ElementQuantity();
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public void resolveReferenceParameter(EntityInstance ei,
			ElementQuantity pojo, IAppDataManager appDataManager) {
		utilInput.resolveReferenceParameter(ei, pojo, appDataManager);

		SimpleEntityInstance sei = (SimpleEntityInstance) ei;

		// Set Quantities
		ListParameter q = (ListParameter) sei.getParameter(5);
		for (Parameter p : q) {
			EntityInstanceNameParameter n = (EntityInstanceNameParameter) p;
			pojo.getQuantities().add(
					(PhysicalQuantity) appDataManager.getObject(n
							.toInstanceName()));
		}
	}

	public void setUtilInput(IEntityInstanceUtilInput<Root> utilInput) {
		this.utilInput = utilInput;
	}

	@Override
	protected void resolveNotReferenceParameter(EntityInstance ei,
			ElementQuantity pojo) {
		utilInput.resolveNotReferenceParameter(ei, pojo);

		SimpleEntityInstance sei = (SimpleEntityInstance) ei;

		// Set MethodOfMeasurement
		Parameter mom = sei.getParameter(4);
		if (mom.getNodeType() == NodeType.STRING) {
			StringParameter s = (StringParameter) mom;
			pojo.setMethodOfMeasurement(s.toUTF8());
		}
	}
}
